In 2002, representatives of Guam were invited to participate as observers, without the right to vote, in the deliberations of the World Summit on Sustainable Development in Johannesburg.57
En 2002, se invitó a representantes de Guam a participar como observadores, sin derecho de voto, en las deliberaciones de la Cumbre Mundial sobre el Desarrollo Sostenible, celebrada en Johannesburgo57.